#include <stdio.h>
int main (void)
{
	int x = 1, y = 5;
	printf ("条件表达式1的值是：%d\n", x > 0 && y >= 0);
	printf ("条件表达式2的值是：%d\n", x == 0 || y == 0);
	printf ("条件表达式3的值是：%d\n", ! (x == y));
}


